On the 12th of December of 2020, upon an Architects Association of Taiwan’s invitation, Tiago Costa was invited to give a talk at the Taipei Building Show 2020. His talk was entitled “Topological Interlocking: from natural stone to artificial stone”, it was based on his continuous academic research and specifically based on a research grant proposal entitled “Topological Interlocking” prepared in co-authorship with Prof. Shen-Guan Shih in the Department of Architecture at the National Taiwan University of Science and Technology and submitted for approval to the Ministry of Science and Technology of Taiwan.